{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "Therefore , policy measures should , in addition to regulatory measures to reduce alcohol use , aim at closing the treatment gap and improving treatment effectiveness of people with an alcohol use disorder ."}
{"Chemical": ["alcohol"]}